2002 Chevy Monte Carlo Catalytic converter questions

2002 CHEVROLET MONTE CARLO
54,000 MILES • 6 CYL • FWD • AUTOMATIC
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MONTECARLOLS
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  • 1 POST
I had recently taken my car to have the catalytic converter replaced because the old one was plugged, and when i got the car back i noticed that it had less horsepower. Is this because the converter has to be broken in, or could it be faulty?
Jun 23, 2008 at 4:46 PM
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RHALL77
  • ✓ASE Certified Mechanic
  • 3,361 POSTS
  • ASE Certified Mechanic
did you put a factory one on or an aftermarket one? factory one you shouldnt have less horsepower
Jun 25, 2008 at 8:15 AM
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